.cards {
  background: #f6f6f7;
  padding: 16px 16px 0.1px;
}
.index {
  height: 100vh;
  background: #f6f6f7;
  display: flex;
  justify-content: center;
  align-items: center;
  
}
.card {
  display: felx;
  flex-flow: column wrap;
  align-items: flex-start;
  padding: 16px;
  background: #ffffff;
  border-radius: 8px;
  margin-bottom: 16px;
  border: 1px solid #eef2f6;
}
.card-img {
  height: 160px;
  background: #eef2f6;
  border-radius: 8px;
}
.card-title {
  margin: 16px 0 4px;
  color: #4A5568;
  line-height: 24px;
  font-size: 17px;
  font-weight: 700;

  //在 1 行内显示
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.card-text {
  color: #718096;
  font-size: 16px;
  line-height: 22px;

  // 显示三行
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-align: start; //让内容居左
  -webkit-box-orient: vertical;
  /* autoprefixer: on */
  -webkit-line-clamp: 3;
}
.hint {
  background: #f6f6f7;
  text-align: center;
}
.hint-none {
  display: none;
}

